.aboutUs_parent {
    display: none;
}
.aboutUs_tabs {
    width: 100%;
    text-align: center;
    padding-top: 60px;
    margin-bottom: 100px;
}
.aboutUs_tabs li {
    display: inline-block;
    width: 170px;
	height: 60px;
    text-align: center;
    line-height: 60px;
	background-color: #f2f5f7;
	border-radius: 30px;
    color: #666666;
    cursor: pointer;
}
.aboutUs_tabs li.aboutUs_tabsActive,
.aboutUs_tabs li:hover{
    background: url(../images/index_moreBg.png) 50% 50% no-repeat;
    background-size: cover;
    color: #fff;
}

.aboutUs_tabs li + li{
    margin-left: 35px;
}

/* ====== 公司简介 start ====== */
.aboutUs_brief {
    width: 1110px;
    /* margin: 0px auto 100px; */
    padding-bottom: 100px;
}

.aboutUs_brief_content {
    line-height: 30px;
    color: #333;
    margin-top: 40px;
}
.aboutUs_brief_content p{
    width: 100%;
    text-align: center;   
}
.aboutUs_videoCoverImg {
    margin: 45px auto 0px;
}
.aboutUs_videoCoverImg > img,
.aboutUs_videoCoverImg {
    width: 1000px;
	height: 500px;
    position: relative;
}
.aboutUs_videoCoverImg > img.aboutUs_videoPlay{
    width: 70px;
	height: 70px;
    border-radius: 50%;
    position: absolute;
    top:50%;
    left: 50%;
    margin-left: -35px;
    margin-top: -35px;
    cursor: pointer;
}
/* ====== 公司简介 end ====== */

/* ====== 发展历史 start ======  */
.aboutUs_development {
    width: 100%;
    height: 888px;
    background: url(../images/aboutUs_development.png) 50% 50%  no-repeat;
    background-size: cover;
    padding-top: 120px;
    box-sizing: border-box;
}
.aboutUs_development .width1200{
    position: relative;
}


.aboutUs_development .public_moduleTitleWhite {
    position: absolute;
    left: 0px;
    top:0px;
}
.aboutUs_developmentContent {
    width: 100%;
}
.aboutUs_devList_1 {
    margin-top: 270px;
}
.aboutUs_devList_2 {
    margin-top: 200px;
}
.aboutUs_devList_3 {
    margin-top: 110px;
}
.aboutUs_devList_4 {
    margin-top: 0px;
}
.aboutUs_devList {
    float: left;
    height: 372px;
    width: 295px;
    padding: 0px 35px;
    background: url(../images/aboutUs_developmentContentList_bg.png) 0px 50%  no-repeat;
    box-sizing: border-box;
}

.aboutUs_devYear {
    color: #ffffff;
    font-family: "Barlow-Regular";
}
.aboutUs_devYearBig {
    line-height: 66px;
    height: 66px;
    margin-right: 5px;
}
.aboutUs_devYearSmall {
    height: 40px;
    line-height: 40px;
}
.aboutUs_devYearYears {
    height: 20px;
    line-height: 20px;
}
.aboutUs_devTitle {
    color: #fff;
    font-weight: 600;
    margin-top: 45px;
}
.aboutUs_devContent {
    margin-top: 15px;
    line-height: 24px;
    color: #fff;
    max-height: 190px;
    overflow-y: auto;
    padding-right: 2px;
}

@-webkit-keyframes proRotate { 
    0%{-webkit-transform: rotateY(180deg);} 
    100%{-webkit-transform: rotateY(0deg);} 
}
@keyframes proRotate { 
    0%{transform: rotateY(180deg);} 
    100%{transform: rotateY(0deg);} 
}
.rotation{
    -webkit-animation: proRotate 1s ease-in-out 0ms alternate none 1;
    animation: proRotate 1s ease-in-out 0ms alternate none 1;
}

/* ====== 发展历史 end ======  */
/* ====== 服务理念 start ======  */
.aboutUs_service {
    padding: 100px 0px;
    }
.aboutUs_serviceContent {
    width: 100%;
    margin-top: 40px;
}
.aboutUs_serviceContent > div img,
.aboutUs_serviceContent > div{
    width: 580px;
	height: 380px;
    position: relative;
}
.aboutUs_serviceContent > div img.aboutUs_serviceContent_bg {
   position: absolute;
   top:0px;
   left: 0px;
}
.aboutUs_service_desc {
    padding: 40px;
    position: absolute;
    left: 0px;
    bottom: 0px;
    z-index: 10;
    color: #fff;
}

.aboutUs_service_descContent {
    line-height: 30px;
    margin-top: 15px;
}

/* ====== 服务理念 end ======  */

/* ====== 资质荣誉 start ======  */
.aboutUs_honors{
    padding-bottom: 100px;
}
.aboutUs_honorsList {
    width: 100%;
    margin-top: 50px;
}

.aboutUs_honorContent {
    width: 280px;
    float: left;
    margin-bottom: 40px;
}
.aboutUs_honorContent + .aboutUs_honorContent {
    margin-left: 20px;
}
.aboutUs_honorContent:nth-child(4n+1){
    margin-left: 0px;
}
.aboutUs_honorContentImg {
   width: 100%;
    text-align: center;
    line-height: 398px;
	height: 400px;
	border: solid 1px #e5e5e5;
}
.aboutUs_honorContentImg > img{
    max-width: 100%;
    max-height: 100%;
}
.aboutUs_honorContentTitle {
    line-height: 30px;
	color: #333333;
    width: 100%;
    padding: 0px 10px;
    text-align: center;
    margin-top: 10px;
}
.aboutUs_honorContent:hover .aboutUs_honorContentTitle {
    font-weight: 600;
    color: #3679ff;
}

/* ====== 资质荣誉 end ======  */


/* ====== 研发管理 start ======  */
.aboutUs_research .aboutUs_honors {
    padding-bottom: 150px;
}
.aboutUs_researchContent {
    width: 100%;
    height: 388px;
	background-color: #f7f7f7;
    margin-top: 130px;
}
.aboutUs_researchContentImg {
    box-shadow: 0px 15px 30px 0px rgba(171, 171, 171, 0.2);
    line-height: 436px;
    text-align: center;
    position: relative;
    top: -80px;
    left: 30px;
}
.aboutUs_researchContentImg,
.aboutUs_researchContentImg img{
    width: 710px;
	height: 436px;
}
.aboutUs_researchContentDesc {
    width: 361px;
    margin-top: 90px;
    margin-right:50px;
    overflow: hidden;
}
.aboutUs_researchContentDesc p {
    line-height: 26px;
	color: #363636;
}
.aboutUs_researchContentDesc p + p{
    margin-top: 25px;
}
.aboutUs_researchManagement {
    height: 801px;
	background-color: #f7f7f7;
}

.aboutUs_researchManagement .aboutUs_honors {
    padding-top:100px;
    margin-bottom: 50px;
}
.aboutUs_researchManagement_content {
    width: 100%;
    padding-top: 40px;
    padding-bottom: 50px;
}
.aboutUs_managementContent  {
    width: 570px;
}
.aboutUs_managementContent li {
    height: 150px;
	background:url(../images/aboutUs_managementContentBg.png) 50% 50%;
    background-size: cover;
	box-shadow: 0px 15px 30px 0px 
		rgba(171, 171, 171, 0.2);
	border-radius: 75px 0px 0px 75px;
    padding: 0px 30px;
}
.aboutUs_managementContent li  + li{
    margin-top: 30px;
}
.aboutUs_managementContent li img{
    width: 80px;
	height: 80px;

}
.aboutUs_managementContent li p{
    line-height: 28px;
	color: #333333;
    width: 400px;
}
.aboutUs_managementContentImg {
    width: 570px;
        height: 511px;
        background-color: #ffffff;
        box-shadow: 0px 15px 30px 0px 
            rgba(171, 171, 171, 0.2);
}
/* ====== 研发管理 end ======  */
/* ====== 发展愿景 start  ======  */
.aboutUs_aboutUs_researchDevContent {
    width: 100%;
	height: 420px;
    background: url(../images/aboutUs_aboutUs_researchDevContent_bg.png) 50% 50% no-repeat;
    background-size: cover;
    margin-top: 100px;
}
.aboutUs_aboutUs_researchDevContentImg {
    position: relative;
    top: -30px;
    left: 30px;
}
.aboutUs_researchContentImg,
.aboutUs_researchContentImg img{
    width: 700px;
	height: 420px;
}

/* ====== 发展愿景 end ======  */


@media (max-width: 767px) {
    .aboutUs_managementContentImg,
    .aboutUs_managementContent,
    .aboutUs_managementContent li,
    .aboutUs_serviceContent > div img, .aboutUs_serviceContent > div,
    .aboutUs_videoCoverImg > img, .aboutUs_videoCoverImg,
    .aboutUs_devList,
    .aboutUs_researchContentImg, .aboutUs_researchContentImg img,
    .aboutUs_researchContentDesc,
    .aboutUs_brief {
        width: 100%;
    }
    .aboutUs_devList_1,
    .aboutUs_devList_2,
    .aboutUs_devList_3,

    .aboutUs_devList_4 {
        margin-top: 0px;
    }
    .aboutUs_researchContentDesc p + p {
        margin-top: 10px;
    }
    .aboutUs_researchContentDesc,
    .aboutUs_honorsList,
    .aboutUs_serviceContent > div + div,
    .chronicle_swiper,
    .aboutUs_serviceContent,
    .aboutUs_videoCoverImg,
    .aboutUs_brief_content,
    .aboutUs_devTitle,
    .aboutUs_researchContent,
    .aboutUs_managementContentImg,
    .aboutUs_aboutUs_researchDevContent
    {
        margin-top: 20px;
    }

    .aboutUs_service_descContent {
        margin-top: 5px;
    }
    
   
    .aboutUs_researchManagement .aboutUs_honors,
    .aboutUs_honors,
    .aboutUs_honorContent,
    .aboutUs_videoCoverImg,
    .aboutUs_tabs {
        margin-bottom: 20px;
    }
    .aboutUs_researchContentDesc {
        margin-right: 0px;
    }

    .aboutUs_aboutUs_researchDevContent,
    .aboutUs_managementContent li,
    .aboutUs_researchContent,
    .aboutUs_service_desc {
        padding: 20px 4%;
    }
    
    .aboutUs_service,
    .aboutUs_tabs,
    .aboutUs_researchManagement_content,
    .aboutUs_researchManagement .aboutUs_honors,
    .aboutUs_development{
        padding-top: 20px;
    }
    .aboutUs_brief,
    .aboutUs_researchManagement_content,
    .aboutUs_service {
        padding-bottom: 20px;
    }
    .aboutUs_devList {
        padding-right: 0px;
    }

    .aboutUs_researchContent,
    .aboutUs_managementContent li,
    .aboutUs_researchContentImg, .aboutUs_researchContentImg img,
    .aboutUs_development,
    .aboutUs_managementContentImg,
    .aboutUs_researchManagement,
    .aboutUs_aboutUs_researchDevContent,
    .aboutUs_serviceContent > div img, .aboutUs_serviceContent > div,
    .aboutUs_videoCoverImg > img, .aboutUs_videoCoverImg {
        height: auto;
    }

    .aboutUs_serviceContent > div img.aboutUs_serviceContent_bg {
        height: 100%;
    }
    .aboutUs_tabs {
        overflow-x: scroll;
        white-space: nowrap;
    }
    .aboutUs_tabs li {
        height: 40px;
        line-height: 40px;
        width: auto;
        padding: 0px 15px;
    }
    .aboutUs_tabs li + li{
        margin-left: 20px;
    }
    .aboutUs_brief_content p {
        text-align: left;
    }
    .aboutUs_videoCoverImg > img.aboutUs_videoPlay {
        width: 50px;
        height: 50px;
        margin-left: -25px;
        margin-top: -25px
    }

    .aboutUs_development .public_moduleTitleWhite {
        position: relative;
    }

    .aboutUs_devYearBig {
        line-height: 45px;
        height: 45px;
    }
    .aboutUs_devYearSmall {
        height: 30px;
        line-height: 30px;
    }

    .swiper-container {
        padding-bottom: 40px;
        position: relative;
    }

    .aboutUs_development {
        background: url(../images/aboutUs_development.png) 50% 50% no-repeat;
    }
    .aboutUs_service_descContent {
        line-height: 20px;
    }

    .aboutUs_researchContent,
    .aboutUs_aboutUs_researchDevContent,
    .aboutUs_honorsList {
        overflow:hidden;
    }

    .aboutUs_honorContent {
        width: 49%;
    }
    .aboutUs_honorContent + .aboutUs_honorContent {
        margin-left: 2%;
    }
    .aboutUs_honorContent:nth-child(2n+1){
        margin-left: 0%;
    }

    .aboutUs_honorContentImg{
        line-height: 198px;
        height: 200px
    }
    .aboutUs_aboutUs_researchDevContentImg,
    .aboutUs_researchContentImg {
        line-height: 1;
        top:0px;
        left: 0px;
    }
    .aboutUs_managementContent li img {
        width: 60px;
        height: 60px;
    }
    .aboutUs_managementContent li p {
        width: calc(100% - 80px);
        line-height: 24px;
    }
}